Cita APA (7a ed.)

Sims, A., & Snaith, P. (1988). Anxiety in clinical practice. John Wiley & Sons.

Cita Chicago Style (17a ed.)

Sims, Andrew, y Philip Snaith. Anxiety in Clinical Practice. Chichester [etc.]: John Wiley & Sons, 1988.

Cita MLA (9a ed.)

Sims, Andrew, y Philip Snaith. Anxiety in Clinical Practice. John Wiley & Sons, 1988.